libname library "~/bulk";
libname hcris "/homes/data/hcris";
libname out "./";

*  by Jean Roth, 2003-12-19 ;
*  Please report any problems or errors to jroth@nber.org
*  NOTE:  This program is distributed under the GNU GPL. 
*  See http://www.gnu.org/licenses/ for details. ;
*  Copyright 2004 shared by the National Bureau of Economic Research and Jean Roth ;

%macro years;

%do year=2000 %to 2001;

data merged;
merge library.alphat (sortedby=rpt_rec_num) hcris.hcris_hosp&year. (in=recent);
by rpt_rec_num;
if recent;

data out.hcris&year.;
merge library.nmrct (sortedby=rpt_rec_num) merged (in=recent);
by rpt_rec_num;
if recent;

proc print data=out.hcris&year. (obs=6);
proc means data=out.hcris&year.;
proc contents data=out.hcris&year.;

%end;
%mend;

%years;